fr.ifremer.isisfish.util.ssh
Class SSHAgent

java.lang.Object
  fr.ifremer.isisfish.util.ssh.SSHAgent

public class SSHAgent
extends java.lang.Object

Isis SSH agent. This class centralize, ssh key and passphrase management. This is a singleton class.

Version:

$Revision: 2705 $ Last update : $Date: 2009-10-27 18:50:23 +0100 (mar., 27 oct. 2009) $ By : $Author: chatellier $

Author:

chatellier

Field Summary

protected com.jcraft.jsch.JSch	jsch JSSch instance.
protected java.util.Map<java.lang.String,java.lang.String>	passphraseForKeys Passphrase associated to key file path.

Method Summary

protected java.lang.String	askPassphrase(java.lang.String privatekeyFile, java.lang.String message) Ask for passphrase.
static SSHAgent	getAgent() Get agent instance.
java.lang.String	getPassphrase(java.io.File privatekeyFile) Get passphrase for key.
java.lang.String	getPassphrase(java.lang.String privatekeyFile) Get passphrase for key.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

jsch

protected com.jcraft.jsch.JSch jsch

JSSch instance.

passphraseForKeys

protected java.util.Map<java.lang.String,java.lang.String> passphraseForKeys

Passphrase associated to key file path. private key file path => passphrase. Ensure that passphrase are valid before add into.

Method Detail

getAgent

public static SSHAgent getAgent()

Get agent instance.

Returns:

agent

getPassphrase

public java.lang.String getPassphrase(java.io.File privatekeyFile)
                               throws InvalidPassphraseException

Get passphrase for key.

Parameters:

privatekeyFile - private key file

Returns:

null if there is no passphrase

Throws:

InvalidPassphraseException - if user cancel authentication

getPassphrase

public java.lang.String getPassphrase(java.lang.String privatekeyFile)
                               throws InvalidPassphraseException

Get passphrase for key.

Parameters:

privatekeyFile - private key file path

Returns:

null if there is no passphrase

Throws:

InvalidPassphraseException - if user cancel authentication

askPassphrase

protected java.lang.String askPassphrase(java.lang.String privatekeyFile,
                                         java.lang.String message)
                                  throws InvalidPassphraseException

Ask for passphrase.

Parameters:

privatekeyFile - private key file path

message - message

Returns:

entrered passphrase

Throws:

InvalidPassphraseException - if user cancel authentication